Description: Length of time with options in months and years
This is a flat (unstructured) list which uses integers to represent categories or special values.
| Coding can be downloaded here as a tab-separated file. |
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| Coding | Meaning |
|---|---|
| 0 | Less than a month |
| 1 | Between 1 and 3 months |
| 2 | Over 3 months, but less than 6 months |
| 3 | Over 6 months, but less than 12 months |
| 4 | 1 to 2 years |
| 5 | Over 2 years |
| -3 | Prefer not to answer |
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